HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology MATTERS Rank in Class
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 4171 18
 
 
B41J TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS 3142 4
 
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 1234 20
 
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 1057 10
 
 
G03G ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY 554 16
 
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 504 59
 
 
C09D COATING COMPOSITIONS, e.g. PAINTS, VARNISHES, LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR 427 4
 
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 403 14
 
 
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 359 23
 
 
G06T IMAGE DATA PROCESSING OR GENERATION, IN GENERAL 280 24
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Top Patents (by citation)

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0071,985 SUPPLYING BUILD MATERIAL Jul 07, 15 Mar 15, 18 [B29C]
2018/0071,988 THREE-DIMENSIONAL PRINTING SYSTEMS May 15, 15 Mar 15, 18 [G05B, B29C, B33Y]
2018/0072,059 PIEZOELECTRIC FLUID EJECTION ASSEMBLY Nov 27, 17 Mar 15, 18 [B41J]
2018/0072,845 POLYMERIC AMINE SYNERGIST COMPOSITIONS Dec 15, 15 Mar 15, 18 [C08G, C09D, C08K]
2018/0077,074 LOSSY FABRIC TRANSMITTING DEVICE Sep 12, 16 Mar 15, 18 [H04L]
2018/0077,115 ALIAS STRINGS May 29, 15 Mar 15, 18 [H04L]
2018/0077,315 DIGITAL IMAGE SCALING Jun 26, 15 Mar 15, 18 [H04N]
2018/0065,297 COALESCING AGENT CONCENTRATIONS AND CONTONE DENSITIES FOR THREE- DIMENSIONAL OBJECTS May 15, 15 Mar 08, 18 [B29C, B33Y]
2018/0065,362 Addressing Pigment Settling Defects in TIJ by Using Natural Convection to Stir the Ink Jul 31, 15 Mar 08, 18 [B41J]
2018/0065,374 MOLDED PRINTHEAD Oct 30, 17 Mar 08, 18 [B41J]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9919517 Addressing an EPROM on a printhead Jan 17, 14 Mar 20, 18 [G11C, B41J]
9919519 Printhead with plurality of fluid slots Dec 16, 13 Mar 20, 18 [B41J]
9919524 Printhead with bond pad surrounded by dam Nov 27, 13 Mar 20, 18 [B41J]
9919525 Printed circuit board fluid ejection apparatus Nov 02, 16 Mar 20, 18 [B41J]
9919550 Recording medium and method for making the same Jul 25, 13 Mar 20, 18 [B41M, G03G, D21H, B05D]
9919551 Printable medium Feb 19, 14 Mar 20, 18 [B41M]
9920481 Lightweight digital printing medium Apr 28, 14 Mar 20, 18 [D21H]
9921511 Polymer-encapsulated metallic ink particles and metallic electrophotographic inks Apr 28, 14 Mar 20, 18 [G03G, C09D]
9921790 Device messaging for processing jobs over a network Apr 06, 15 Mar 20, 18 [H04L, G06F]
9914297 Fluid ejection device May 12, 17 Mar 13, 18 [B41J]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2017/0307,442 ELECTRONIC DEVICE WITH A CAMERA AND MOLECULAR DETECTOR ABAN Nov 10, 14 Oct 26, 17 [G01J, G06F, G01N]
2017/0242,642 PERIPHERAL DEVICE JOB DIRECTION ABAN Feb 18, 16 Aug 24, 17 [G06F]
2017/0212,447 DETECT LIGHT REFLECTED FROM A DEVELOPER MEMBER OF A TONER CARTRIDGE ABAN May 29, 14 Jul 27, 17 [G03G]
2017/0176,883 PRINTING USING A METAL-SURFACE CHARGING ELEMENT ABAN Mar 07, 17 Jun 22, 17 [G03G]
2017/0072,692 PRINT FLUID PASSAGEWAY THIN FILM PASSIVATION LAYER ABAN Mar 25, 14 Mar 16, 17 [B41J]
2017/0008,292 INK SUPPLIES AND METHODS TO PREPARE INK SUPPLIES ABAN Jan 31, 14 Jan 12, 17 [B41J]
2016/0356,902 Coupling Assembly ABAN Nov 22, 11 Dec 08, 16 [G01V]
2016/0347,044 Multi-Layered Metal ABAN Oct 23, 13 Dec 01, 16 [B32B]
2016/0344,890 EMBEDDING DATA IN HALFTONE IMAGES ABAN Jan 30, 14 Nov 24, 16 [H04N, G06T]
2016/0337,374 ACCESS OF A SERVICE ABAN Jul 25, 16 Nov 17, 16 [H04L, H04W]
2016/0300,130 COLOR TRANSFORMATION ABAN Oct 15, 13 Oct 13, 16 [H04N, G06K]
2016/0288,559 PRINTABLE RECORDING MEDIA ABAN Dec 13, 13 Oct 06, 16 [B41M]
2016/0270,249 MEMORY MODULE LATCHES AND EJECTORS ABAN Nov 15, 13 Sep 15, 16 [H01R, H05K]
2016/0253,502 One-Time Power-On Password ABAN Sep 30, 13 Sep 01, 16 [G06F]
2016/0253,516 CONTENT ENCRYPTION TO PRODUCE MULTIPLY ENCRYPTED CONTENT ABAN Nov 01, 13 Sep 01, 16 [H04L, G06F]
2016/0246,335 Locking Assemblies for Computing Devices ABAN Nov 15, 13 Aug 25, 16 [G06F]
2016/0236,445 Composite Layer, Metal Layer and Anodized Layer ABAN Nov 07, 13 Aug 18, 16 [G06F, B32B, H05K]
2016/0231,789 TABLET COMPUTER ACCESSORY BAR ABAN Oct 31, 13 Aug 11, 16 [H04R, G06F]
2016/0214,372 MEDIA PRESSURE ROLLER FOR A PRESS ABAN Apr 05, 16 Jul 28, 16 [B41F]
2016/0219,209 TEMPORAL MEDIAN FILTERING TO REMOVE SHADOW ABAN Aug 26, 13 Jul 28, 16 [H04N, G06T]

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